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HOMESERVICE MANUALSGMC1999FORWARD CONTROL 5.7 R, AUTOMATICREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 551 (BODY REAR END)REPAIR INSTRUCTIONSLOCK CYLINDER REPLACEMENT - ENDGATEREMOVAL PROCEDURE
1999 GMC Forward Control 5.7 R, Automatic

Removal Procedure

1999 GMC Forward Control 5.7 R, AutomaticSECTION Removal Procedure
WARNING: This page is about a different car, the 2004 Pontiac Aztek and 2004 Buick Rendezvous. However, it is still accessible from the selected car via links, so may be relevant.
  1. Open the endgate.
  2. Remove the endgate trim panel. Refer to Trim Panel Replacement - Endgate .
  3. Remove the endgate water deflector. Refer to Water Deflector Replacement - Endgate .
  4. Disconnect the electrical connector from the endgate lock cylinder.
    Fig 1: View Of Endgate Lock Cylinder Electrical Connector
    GM621902Courtesy of GENERAL MOTORS CORP.
  5. Disconnect the endgate lock cylinder wiring harness from the endgate inner panel.
  6. Remove the endgate lock cylinder retainer from the lock cylinder.
    Fig 2: Identifying Endgate Lock Cylinder
    GM621888Courtesy of GENERAL MOTORS CORP.
  7. Remove the endgate lock cylinder from the endgate.
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.